Def Fluid LIfe
Hi all, My 2013 Duramax has been sitting in my garage since last Oct. Should I be worried about the DEF fluid degrading and possibly causing problems when I hit the road this month? Couldn't find ...
Forum Discussion
Thanks it sounds like it'll be okay as long as it hasn't been stored in too hot a temperature. Not sure if it matters if the DEF is in the original container or sitting in the truck tank.
